Compiled at 1245 UTC on 11 May 2008
[ The Tracking News | ephemerides | cleared ]
Something missing? Here are 99942 Apophis (2004 MN4) and 144898 2004 VD17. Check the archives for others.
| 0000NNN000 Object | Risk Monitor | A/CC Noted Time & Day UTC | 0000T0000 Year Range | VI # | 000NN00 Prob Cum | T0000 PS Cum | T0000 PS Max | T S | Notes for Latest Risk Assessments |
| 2008 JL3 | NEODyS | 1442 May 10 | 2027-2090 | 10 | 1.06e-04 | -3.82 | -3.82 | 0 | Based on 31 optical observations (of which 2 are rejected as outliers) from 2008/05/05.352 to 2008/05/09.447. | Assessment postings were noted by A/CC on 7 May, 9 May & 10 May - References: MPECs 2008-J35, 2008-J38, 2008-J48 & 2008-J51 |
| 2008 JQ | JPL Sentry | 1550 May 3 | 2090-2091 | 2 | 4.8e-07 | -6.95 | -6.99 | 0 | Analysis based on 13 observations spanning 1.0711 days (2008-May-02.30115 to 2008-May-03.37226). Diameter approximately 0.026 km. from mean, weighted H=25.6. | An assessment posting was noted by A/CC on 3 May - References: MPECs 2008-J22, 2008-J28, 2008-J30, 2008-J34 & 2008-J38 |
| 2008 JP | NEODyS | 1350 May 5 | R E M O V E D | ||||||
| JPL Sentry | 1550 May 3 | 2016-2106 | 54 | 1.9e-08 | -5.86 | -6.56 | 0 | Analysis based on 12 observations spanning 1.0370 days (2008-May-02.20655 to 2008-May-03.24359). Diameter approximately 0.140 km. from mean, weighted H=21.9. | Assessment postings were noted by A/CC on 3 May, 4 May & 5 May - References: MPECs 2008-J21, 2008-J28, 2008-J30, 2008-J34 & 2008-J38 |
| 2008 HC38 | NEODyS | 1359 May 9 | 2029-2086 | 4 | 9.87e-08 | -7.26 | -7.39 | 0 | Based on 33 optical observations (of which 1 are rejected as outliers) from 2008/04/30.299 to 2008/05/08.324. |
| JPL Sentry | 1259 May 3 | 2029 | 1 | 5.4e-08 | -7.26 | -7.26 | 0 | Analysis based on 21 observations spanning 2.1210 days (2008-Apr-30.29803 to 2008-May-02.41907). Diameter approximately 0.022 km. from mean, weighted H=25.9. | Assessment postings were noted by A/CC on 3 May, 4 May, 5 May, 7 May & 9 May - References: MPECs 2008-J13, 2008-J28, 2008-J30, 2008-J38 & 2008-J48 plus DOU 2008-J18 |
| 2008 HB38 | NEODyS | 1350 May 5 | R E M O V E D | ||||||
| JPL Sentry | 2059 May 2 | 2010-2107 | 138 | 2.4e-06 | -3.51 | -3.70 | 0 | Analysis based on 15 observations spanning 2.0935 days (2008-Apr-30.29538 to 2008-May-02.38885). Diameter approximately 0.153 km. from mean, weighted H=21.7. | Assessment postings were noted by A/CC on 2 May, 3 May & 5 May - References: MPECs 2008-J12, 2008-J30, 2008-J34, 2008-J38, 2008-J41, 2008-J51 & 2008-J57 |
| 2008 HU4 | NEODyS | 1245 May 11 | 2055-2090 | 21 | 2.27e-04 | -5.69 | -6.01 | 0 | Based on 40 optical observations (of which 0 are rejected as outliers) from 2008/04/30.325 to 2008/05/10.387. |
| JPL Sentry | 1259 May 3 | 2085 | 2 | 6.0e-05 | -6.21 | -6.41 | 0 | Analysis based on 25 observations spanning 2.7018 days (2008-Apr-30.32444 to 2008-May-03.02629). Diameter approximately 0.008 km. from mean, weighted H=28.2. | Assessment postings were noted by A/CC on 1 May, 2 May, 3 May, 4 May, 5 May, 7 May & 11 May - References: MPECs 2008-J04, 2008-J28, 2008-J30, 2008-J38 & 2008-J57 plus DOU 2008-J18 |
| 2008 HR3 | NEODyS | 1259 May 3 | R E M O V E D | ||||||
| JPL Sentry | 1259 May 3 | 2080 | 1 | 4.4e-08 | -7.43 | -7.43 | 0 | Analysis based on 18 observations spanning 2.9901 days (2008-Apr-29.27703 to 2008-May-02.26715). Diameter approximately 0.033 km. from mean, weighted H=25.0. | Assessment postings were noted by A/CC on 30 April, 1 May & 3 May - References: MPECs 2008-H54, 2008-J28, 2008-J30, 2008-J34, 2008-J38, 2008-J41, 2008-J48 & 2008-J51 plus DOUs 2008-J01 & 2008-J18 |
| 2008 HO3 | NEODyS | 1241 May 4 | R E M O V E D | ||||||
| JPL Sentry | 1259 May 3 | 2019-2100 | 18 | 4.9e-09 | -4.30 | -5.14 | 0 | Analysis based on 34 observations spanning 2.9954 days (2008-Apr-29.33863 to 2008-May-02.33405). Diameter approximately 1.119 km. from mean, weighted H=17.4. | Assessment postings were noted by A/CC on 1 May, 2 May, 3 May & 4 May - References: MPECs 2008-J02, 2008-J28, 2008-J30, 2008-J34 & 2008-J48 plus DOU 2008-J18 |
| 2008 HE3 | NEODyS | 1350 May 5 | R E M O V E D | ||||||
| JPL Sentry | 1727 April 29 | 2014-2025 | 2 | 3.1e-10 | -4.75 | -4.91 | 0 | Analysis based on 20 observations spanning .99800 days (2008-Apr-28.263 to 2008-Apr-29.261). Diameter approximately 0.900 km. from mean, weighted H=17.9. | Assessment postings were noted by A/CC on 29 April, 30 April, 4 May & 5 May - References: MPECs 2008-H49, 2008-J28, 2008-J30, 2008-J34 & 2008-J41 |
| 2008 HL | NEODyS | 1235 April 27 | 2025-2075 | 8 | 4.68e-09 | -5.58 | -6.06 | 0 | Based on 23 optical observations (of which 0 are rejected as outliers) from 2008/04/25.462 to 2008/04/26.480. | An assessment posting was noted by A/CC on 27 April - References: MPEC 2008-H32 |
| 2008 HJ | NEODyS | 1243 May 4 | 2077-2088 | 4 | 5.1e-05 | -4.95 | -4.96 | 0 | Based on 79 optical observations (of which 1 are rejected as outliers) from 2008/04/24.248 to 2008/04/30.377. |
| JPL Sentry | 1139 May 1 | 2077-2106 | 21 | 1.3e-04 | -4.60 | -5.13 | 0 | Analysis based on 70 observations spanning 6.1293 days (2008-Apr-24.24725 to 2008-Apr-30.376536). Diameter approximately 0.024 km. from mean, weighted H=25.7. | Assessment postings were noted by A/CC on 25 April, 26 April, 27 April, 28 April, 29 April, 1 May & 4 May - References: MPECs 2008-H26 & 2008-J28 plus DOUs 2008-H33, 2008-H34, 2008-H48 & 2008-J01 |
| 2008 GY21 | NEODyS | 1408 April 15 | 2038-2086 | 11 | 9.22e-08 | -8.30 | -8.77 | 0 | Based on 20 optical observations (of which 0 are rejected as outliers) from 2008/04/13.269 to 2008/04/14.327. |
| JPL Sentry | 1959 April 14 | 2038-2099 | 21 | 1.4e-07 | -8.10 | -8.71 | 0 | Analysis based on 20 observations spanning 1.0578 days (2008-Apr-13.26806 to 2008-Apr-14.32589). Diameter approximately 0.010 km. from mean, weighted H=27.6. | Assessment postings were noted by A/CC on 14 April & 15 April - References: MPEC 2008-G80 |
| 2008 GM2 | NEODyS | 1408 April 15 | 2063-2090 | 12 | 9.55e-07 | -8.00 | -8.30 | 0 | Based on 54 optical observations (of which 0 are rejected as outliers) from 2008/04/06.414 to 2008/04/14.259. |
| JPL Sentry | 1407 April 15 | 2063-2108 | 43 | 1.8e-05 | -6.82 | -7.50 | 0 | Analysis based on 54 observations spanning 7.8454 days (2008-Apr-06.41278 to 2008-Apr-14.25814). Diameter approximately 0.007 km. from mean, weighted H=28.4. | Assessment postings were noted by A/CC on 11 April, 12 April, 13 April, 14 April & 15 April - References: DOUs 2008-G65, 2008-G68, 2008-G74, 2008-G77 & 2008-G83 |
| 2008 FF5 | NEODyS | 1224 April 26 | 2060 | 1 | 3.51e-07 | -4.92 | -4.92 | 0 | Based on 52 optical observations (of which 0 are rejected as outliers) from 2008/03/28.323 to 2008/04/08.172. |
| JPL Sentry | 1224 April 26 | 2060 | 1 | 3.6e-07 | -4.91 | -4.91 | 0 | Analysis based on 52 observations spanning 10.849 days (2008-Mar-28.32219 to 2008-Apr-08.17156). Diameter approximately 0.081 km. from mean, weighted H=23.1. | An assessment posting was noted by A/CC on 26 April - References: DOU 2008-H28 |
| 2008 EA9 | NEODyS | 1224 April 26 | 2061-2089 | 20 | 3.79e-05 | -6.11 | -6.60 | 0 | Based on 59 optical observations (of which 1 are rejected as outliers) from 2008/03/06.406 to 2008/04/03.267. |
| JPL Sentry | 1224 April 26 | 2068-2103 | 8 | 2.5e-05 | -6.32 | -6.86 | 0 | Analysis based on 58 observations spanning 27.860 days (2008-Mar-06.40551 to 2008-Apr-03.26595). Diameter approximately 0.010 km. from mean, weighted H=27.7. | An assessment posting was noted by A/CC on 26 April - References: DOU 2008-H28 |
| 2008 ER7 | JPL Sentry | 2139 April 25 | 2077-2102 | 6 | 9.7e-07 | -3.66 | -4.08 | 0 | Analysis based on 90 observations spanning 48.805 days (2008-Mar-06.33608 to 2008-Apr-24.140763). Diameter approximately 0.320 km. from mean, weighted H=20.1. |
| NEODyS | 1215 April 25 | 2073-2086 | 6 | 4.4e-07 | -3.93 | -4.14 | 0 | Based on 90 optical observations (of which 0 are rejected as outliers) from 2008/03/06.337 to 2008/04/24.142. | Assessment postings were noted by A/CC on 13 April, 14 April, 16 April & 25 April - References: DOUs 2008-G74, 2008-H01 & 2008-H25 |
| 2008 EX5 | NEODyS | 1409 April 10 | 2056-2090 | 21 | 6.24e-05 | -3.82 | -4.09 | 0 | Based on 66 optical observations (of which 1 are rejected as outliers) from 2008/03/04.396 to 2008/04/06.134. |
| JPL Sentry | 1408 April 10 | 2062-2072 | 6 | 6.0e-06 | -4.80 | -5.23 | 0 | Analysis based on 65 observations spanning 32.738 days (2008-Mar-04.39523 to 2008-Apr-06.132868). Diameter approximately 0.059 km. from mean, weighted H=23.8. | An assessment posting was noted by A/CC on 10 April - References: DOU 2008-G61 |
| 2008 AF4 | NEODyS | 1731 April 24 | 2089 | 1 | 7.85e-09 | -5.76 | -5.76 | 0 | Based on 604 optical observations (of which 4 are rejected as outliers) from 2008/01/10.397 to 2008/04/23.114. |
| JPL Sentry | 1048 April 24 | 2089-2100 | 6 | 5.7e-06 | -2.95 | -3.07 | 0 | Analysis based on 600 observations spanning 103.72 days (2008-Jan-10.39652 to 2008-Apr-23.113051). Diameter approximately 0.390 km. from mean, weighted H=19.7. | An assessment posting was noted by A/CC on 24 April - References: DOU 2008-H22 |
| 2007 VD8 | JPL Sentry | 2139 April 25 | 2023-2107 | 73 | 3.1e-07 | -7.74 | -8.69 | 0 | Analysis based on 11 observations spanning .11380 days (2007-Nov-05.31632 to 2007-Nov-05.43012). Diameter approximately 0.010 km. from mean, weighted H=27.7. | An assessment posting was noted by A/CC on 25 April - References: no recent MPECs |
| 2004 FU162 | JPL Sentry | 0024 April 26 | 2009-2104 | 820 | 6.2e-05 | -5.43 | -6.37 | 0 | Analysis based on 4 observations spanning .03055 days (2004-Mar-31.27744 to 2004-Mar-31.30799). Diameter approximately 0.006 km. from mean, weighted H=28.9. | An assessment posting was noted by A/CC on 26 April - References: no recent MPECs |
| C L E A R E D | |||||||||
| 2008 JV19 | NEODyS | 1441 May 10 | R E M O V E D | Assessment postings were noted by A/CC on 9 May & 10 May - References: MPECs 2008-J47, 2008-J51 & 2008-J57 | |||||
| 2008 HD3 | NEODyS | 1259 May 3 | R E M O V E D | ||||||
| JPL Sentry | 1259 May 3 | R E M O V E D | Risk listing removed at 1036 UTC 3 May | Assessment postings were noted by A/CC on 29 April, 30 April, 1 May & 3 May - References: MPECs 2008-H47, 2008-J28, 2008-J30, 2008-J38, 2008-J41, 2008-J48 & 2008-J57 plus DOUs 2008-H52, 2008-J01 & 2008-J18 | |||||
| 2008 HH | NEODyS | 1234 April 27 | R E M O V E D | ||||||
| JPL Sentry | 1234 April 27 | R E M O V E D | Risk listing removed at 0947 UTC 27 April | Assessment postings were noted by A/CC on 24 April, 25 April, 26 April & 27 April - References: MPECs 2008-H24 & 2008-J28 plus DOUs 2008-H25, 2008-H28, 2008-H33, 2008-H34 & 2008-J01 | |||||
| 2008 HG | JPL Sentry | 2139 April 25 | R E M O V E D | Risk listing removed at 1655 UTC 25 April | Assessment postings were noted by A/CC on 24 April & 25 April - References: MPECs 2008-H23, 2008-J38 & 2008-J57 plus DOUs 2008-H25, 2008-H28, 2008-H33, 2008-H34, 2008-H48, 2008-H52 & 2008-J01 | ||||
| 2008 HE | NEODyS | 1214 April 25 | R E M O V E D | ||||||
| JPL Sentry | 1048 April 24 | R E M O V E D | Risk listing removed at 0920 UTC 24 April | Assessment postings were noted by A/CC on 22 April, 23 April, 24 April & 25 April - References: MPECs 2008-H12 & 2008-J28 plus DOUs 2008-H13, 2008-H21, 2008-H22, 2008-H25, 2008-H33, 2008-H48 & 2008-J01 | |||||
| 2008 GH110 | JPL Sentry | 1422 April 17 | R E M O V E D | Risk listing removed at 0944 UTC 17 April | |||||
| NEODyS | 1422 April 17 | R E M O V E D | Assessment postings were noted by A/CC on 15 April, 16 April & 17 April - References: MPECs 2008-G90, 2008-J30 & 2008-J34 plus DOUs 2008-H02, 2008-H07, 2008-H08, 2008-H10, 2008-H25, 2008-H28 & 2008-H52 | ||||||
| 2008 GD110 | JPL Sentry | 1312 April 21 | R E M O V E D | Risk listing removed at 0933 UTC 21 April | |||||
| NEODyS | 1423 April 18 | R E M O V E D | Assessment postings were noted by A/CC on 15 April, 16 April, 18 April & 21 April - References: MPECs 2008-G87 & 2008-J28 plus DOUs 2008-H07, 2008-H11, 2008-H21 & 2008-H22 | ||||||
| 2008 GA110 | JPL Sentry | 1423 April 18 | R E M O V E D | Risk listing removed at 0952 UTC 18 April | |||||
| NEODyS | 1423 April 18 | R E M O V E D | Assessment postings were noted by A/CC on 15 April, 16 April & 18 April - References: MPECs 2008-G84, 2008-J28, 2008-J34 & 2008-J57 plus DOUs 2008-H07, 2008-H25, 2008-H28 & 2008-H34 | ||||||
| 2008 GB21 | JPL Sentry | 1812 April 14 | R E M O V E D | Risk listing removed at 1720 UTC 14 April | Assessment postings were noted by A/CC on 12 April & 14 April - References: MPEC 2008-G72 plus DOUs 2008-G74, 2008-G77, 2008-G83, 2008-H02, 2008-H07 & 2008-H34 | ||||
| 2008 GO20 | JPL Sentry | 1812 April 14 | R E M O V E D | Risk listing removed at 1638 UTC 14 April | |||||
| NEODyS | 1600 April 13 | R E M O V E D | Assessment postings were noted by A/CC on 11 April, 12 April, 13 April & 14 April - References: MPECs 2008-G66, 2008-J38 & 2008-J41 plus DOUs 2008-G74, 2008-G77, 2008-H02, 2008-H25 & 2008-H34 | ||||||
| 2008 GR3 | JPL Sentry | 1408 April 10 | R E M O V E D | Risk listing removed at 1041 UTC 10 April | An assessment posting was noted by A/CC on 10 April - References: MPEC 2008-J30 plus DOUs 2008-G61, 2008-H01 & 2008-H25 | ||||
| 2008 GD1 | JPL Sentry | 1508 April 11 | R E M O V E D | Risk listing removed at 1054 UTC 11 April | |||||
| NEODyS | 1507 April 11 | R E M O V E D | An assessment posting was noted by A/CC on 11 April - References: DOUs 2008-G65, 2008-H22, 2008-H52 & 2008-J01 | ||||||
| 2008 GH | NEODyS | 1224 April 26 | R E M O V E D | An assessment posting was noted by A/CC on 26 April - References: DOU 2008-H28 | |||||
| 2008 GG | NEODyS | 1507 April 11 | R E M O V E D | ||||||
| JPL Sentry | 0501 April 11 | R E M O V E D | Risk listing removed at 0103 UTC 11 April | An assessment posting was noted by A/CC on 11 April - References: DOU 2008-G65 | |||||
| 2008 GC | JPL Sentry | 2354 April 10 | R E M O V E D | An assessment posting was noted by A/CC on 10 April - References: no MPECs | |||||
Legend: VI# = VI count, Prob Cum = cumulative probability, PS Cum/Max = cumulative/maximum Palermo Scale, TS = Torino Scale
For a list of risk-rated objects currently under observation, see our ephemerides page.
An impact solution, also known as a "virtual impactor" (VI), is not a prediction but rather a possibility derived from a variant orbit calculation that cannot be eliminated yet based on the existing data. Elimination can come quickly with just a little further observation or may take weeks or months, sometimes years. Once superceded or eliminated, a former impact solution has zero relevance to an object's risk. See Jon Giorgini's "Understanding Risk Pages" for more information.